NPDB Research Statistics

Statistics for National Practitioner Data Bank (NPDB) Medical Malpractice Payment Reports (MMPR) and Adverse Action Reports (AAR) reported on all practitioners by location. Review the methods and definitions.

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Statistical Data - Tabular Statistical Data

All counts are based on NPDB calendar year data. Inflation Adjustment provided by the U.S. Bureau of Labor Statistics.


Statistical Data - Tabular Statistical Data

All counts are based on NPDB calendar year data. Inflation Adjustment provided by the U.S. Bureau of Labor Statistics.


Statistical Data - Trend Plots

Trend plots show the number of NPDB reports by type.

Report Types Totals

Medical Malpractice Payment and Adverse Action Report totals are based on NPDB aggregate data.

Adverse Action Year was used for Adverse Action Reports and Medical Malpractice Payment Year was used for Malpractice Reports.

Licensure includes State Licensure and Certification Actions; Clinical Privilege and Panel Membership include Clinical Privilege Actions and Clinical Panel Membership Actions; Society Membership includes Professional Society Membership Actions. DEA and HHS Exclusion include Drug Enforcement Administration Actions and HHS OIG Exclusion Actions.

Census Population count is based on U.S. Census Bureau data.

NPDB population count is the number of distinct practitioners.

Physician Population count is based on Federation of State Medical Boards (FSMB) exit disclaimer data through 2014.

Inflation Adjustment is provided by the U.S. Bureau of Labor Statistics.


Please contact dpdbdatarequests@hrsa.gov with comments regarding NPDB statistics.

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